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50000*49999/2会变成负数！当然inf loop了

Posted by frkstyc at 2005-05-27 15:43:31 on Problem 2085
In Reply To:?????? Posted by:TN at 2005-05-27 15:42:52

Followed by:

怪不得......把m和n都变成int64就AC了...... (0) TN 2005-05-27 15:50:05
- 数据有问题吗 (0) hawk 2005-05-27 15:50:47
  - 没有，是我自己的问题，没有考虑到整数溢出 (0) TN 2005-05-27 15:51:28
  - 放心，没事 (0) frkstyc 2005-05-27 15:51:38
- fool 2 death!!!!!!!!!!我就用了unsigned (0) frkstyc 2005-05-27 15:51:25
  - 唉...... (0) TN 2005-05-27 15:51:45

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